Osiel Cardena’s lawyer, Juan Jesús Guerrero Chapa, was assassinated in Dallas, Texas on Wednesday afternoon by an armed man after shopping in a local mall. He also defended other drug kingpins such as Gilberto “El June” García Mena, Juan García Ábrego, and his brother Humberto.

Mexico’s U.S.-backed naval special forces have captured a man believed to be one of the two top leaders of the Gulf Cartel, a drug-trafficking organization that once dominated the northeastern border region but has recently been involved in warfare with the vicious Zeta paramilitary force, authorities said Tuesday.

Mario Cardenas Guillen, alias El Gordo (“Fatso”), was paraded before reporters in Mexico City on Tuesday after his capture Monday in the northern border state of Tamaulipas.